Above, a domestic bull, a domestic cow, a wild bull and a wild cow; below, an urus, a bison, a zebu (humped ox) and a cape. Engraving by Heath.

Licence: Public Domain Mark

Credit: Above, a domestic bull, a domestic cow, a wild bull and a wild cow; below, an urus, a bison, a zebu (humped ox) and a cape. Engraving by Heath. Wellcome Collection. Source: Wellcome Collection.